<!doctype html>
<html>
<head>
<meta charset="utf-8">
</head>
<body>




<script> 

document.onclick = function(e){
    var e = e || window.event;	 	// 标准化事件对象
    if(e.button == 2){
        e.preventDefault();			// 禁止事件默认行为
        return false;
    }
}


</script>


</body>
</html>
